The crossword solutions for the term UMP COUSINS are REFS, which stands for Referees. Referees are officials who enforce the rules and maintain order in a variety of sports. They are responsible for making sure that the game is played fairly and that all players abide by the rules. Referees also make decisions on penalties and other disciplinary actions. They are often referred to as 'umpires' or 'ump cousins' due to their similar roles.